funfs/tests/mrucachetest.cc

   1 #include "wvmrucache.h"
   2 #include "wvgdbmhash.h"
   3
   4 int main()
   5 {
   6     typedef WvMRUCache<WvString, datum, DatumCacheHelper> MyCache;
   7     MyCache cache(5);
   8
   9     datum dummy;
  10     dummy.dptr = (char *)10;
  11     dummy.dsize = 0;
  12
  13     {
  14         WvString silly("silly");
  15
  16         cache.add(silly, dummy);
  17
  18         silly = "foo";
  19
  20         cache.add(silly, dummy);
  21
  22         char *bar = "bar";
  23         silly = bar;
  24
  25         cache.add(silly, dummy);
  26
  27         char *baz = "baz";
  28         silly = baz;
  29
  30         cache.add(silly, dummy);
  31
  32         baz = "zig";
  33         silly = baz;
  34
  35         cache.add(silly, dummy);
  36     }
  37
  38     {
  39         WvString silly("silly2");
  40
  41         cache.add(silly, dummy);
  42
  43         silly = "foo2";
  44
  45         cache.add(silly, dummy);
  46
  47         char *bar = "bar2";
  48         silly = bar;
  49
  50         cache.add(silly, dummy);
  51
  52         char *baz = "baz2";
  53         silly = baz;
  54
  55         cache.add(silly, dummy);
  56
  57         baz = "zig2";
  58         silly = baz;
  59
  60         cache.add(silly, dummy);
  61     }
  62
  63     assert(cache.maybe_get("zig2").dptr);
  64     assert(cache.maybe_get("baz2").dptr);
  65     assert(cache.maybe_get("bar2").dptr);
  66     assert(cache.maybe_get("foo2").dptr);
  67     assert(cache.maybe_get("silly2").dptr);
  68
  69     assert(!cache.maybe_get("foo").dptr);
  70     assert(!cache.maybe_get("woo").dptr);
  71
  72     fprintf(stderr, "success\n");
  73 }